Perhaps you should try some spelling variations:
2.3.6 communication » 2.3 communication, 2.2.3 communication, 2.8.3 communication
communication phase » communication case, communication based, communication paper
sub development » web development, job development, b development
development li » development lid, development lie, development lin
inflation tax » inflation rate, inflation _, inflation target
prices 2.3.6 » prices 2.3.1, prices 2.3.4, prices 2.3.5
tax prices » gas prices, car prices, tax practices
li afrique » l afrique, en afrique
phase sub » phase s2

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology _ inflation tax prices 2.3.6 communication phase sub development li afrique.*.